content: /*
   * Copyright 2016-present David Karnok
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package hu.akarnokd.rxjava3.string;
  
  import io.reactivex.rxjava3.core.Observable;
  import io.reactivex.rxjava3.plugins.RxJavaPlugins;
  
  /**
   * Utility class for String operations with {@link Observable}s.
   */
  public final class StringObservable {
      /** Utility class. */
      private StringObservable() {
          throw new IllegalStateException("No instances!");
      }
  
      /**
       * Signals each character of the given string CharSequence as Integers.
       * @param string the source of characters
       * @return the new Observable instance
       */
      public static Observable<Integer> characters(CharSequence string) {
          return RxJavaPlugins.onAssembly(new ObservableCharSequence(string));
      }
  }
  